

| Subject: | Re: oil pressure diagnosis. |
| From: | Bill MacLachlan |
| Date: | Mon, 19 Oct 2009 16:08:37 -0700 |
Shop replaced rings & con rod bearings as a way to get the motor through emissions. This was their way of resolving a serious oil use issue on an engine they supplied. They did it under warranty. I don't like the approach - and no I can't recommend them based on my experience. Bill M On Mon, Oct 19, 2009 at 3:54 PM, Chris S <szpejankowski@gmail.com> wrote: > I'd put a real pressure gauge on it first. > > This is my personal opinion, but why would the shop go through the > trouble of replacing con rod bearings and not the mains? What about > the cam bearings? If they never offered or explain why, I'd run, not > walk from them. > > 2009/10/19, Bill MacLachlan <billmacla@gmail.com>: > > Hi all, I need a little bit of list wisdom/feedback here..... > > > > Just over a year ago I had a local shop put replaced my worn out I4 motor > > with a used one. > > > > The one they installed has been a lemon. > > > > Shop has just replaced rings and con rod bearings because the engine they > > put in was burning 0.5 litre of oil every 300 miles. > > > > Now when the motor is warmed up , the oil light's on at idle - wasn't > > before, but now it is. The only change has been the rings & bearings. > > > > Raise the revs 50 rpm and the oil light is off. Shop says oil pump's > worn - > > low pressure at idle, but OK above idle - 60 lbs. @ 3000 rpm > > > > I wouldn't be surprisd if the oil pump is worn, but I'm also thinking > > > > (1) oil weight too thin- should be 20/50 not 10/40 > > (2) is this a symptom of worn main bearings too? It wouldn't surprise me. > > > > any thoughts welcome... it'd be good to hear your opinions.... > > > > Bill M > > 82 I4 GL > > > > -- > Wys�ane z mojego urz�dzenia przeno�nego > > Chris S. > Disclaimer: "Death and serious injury may occur" >
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